Patent · US Active

Method of manufacturing high sensitivity spin valve designs with ion beam treatment

US7676904B2 · kind B2 · utility

11Cited by
8References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 2004
Grant dateMar 16, 2010
Priority date
Expiry dateOct 13, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1107
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method of manufacturing a GMR, TMR or CPP GMR sensor having a smooth interface between magnetic and non-magnetic layers to improve sensor performance by exposing a layer to a low energy ion beam prior to depositing a subsequent layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.